Fatal error: Uncaught Error: Class 'JMS\Serializer\Handler\HandlerRegistry' not found in /home/itscm/dev.its.cm/itsrestapi/vendor/jms/serializer/src/Handler/LazyHandlerRegistry.php:11
Stack trace:
#0 {main}
thrown in /home/itscm/dev.its.cm/itsrestapi/vendor/jms/serializer/src/Handler/LazyHandlerRegistry.php on line 11